Prepackaged disposable cleansing cloths, used for waterless baths, are warmed in a microwave or special warmer prior to use

Which of the following statements about operating fog nozzles on handlines is MOST accurate?

A. Fog nozzle flow rates may be adjusted quickly with no nozzle reaction. B. Adjustable fog nozzles must be turned off for the operator to adjust the flow. C. As the fog pattern widens, the nozzle reaction decreases and the nozzle is easier to handle. D. Fog nozzles are more difficult to handle than smooth bore nozzles.

Which is the correct initial percentage and time interval to begin N2O-O2 sedation?

A) 5% for one minute B) 10% for one minute C) 10% for two minutes D) 20% for two minutes